On Mon, Aug 11, 2025 at 12:53:06AM +0000, Andy Smith wrote: > I suspect you have too few sectors between the beginning of the disk and > the start of sda1 for grub to fit its core.img in. Please show us the > output of: > > # fdisk -u -l /dev/sda > # fdisk -u -l /dev/sdb > > (both harmless / read-only) > > It is recommended to start partitions 1 MiB into the disk.
You are correct. I had just realised that, see email just now. I think that it reflects ancient history of my usage of these disks ... that are lost in the mists of my memory. Thanks -- Alain Williams Linux/GNU Consultant - Mail systems, Web sites, Networking, Programmer, IT Lecturer. +44 (0) 787 668 0256 https://www.phcomp.co.uk/ Parliament Hill Computers. Registration Information: https://www.phcomp.co.uk/Contact.html #include <std_disclaimer.h>

